I. The line segment (-1, 1) I • the upper half plane Im (2) 20 I. the annulus & 2 € C: 1²/21 ≤ 2} the vertical strip -14 Re(z) <1 t which among the sets is open in C? which among the sets is/are bounded? 6 Aland III BI and I C. I and I D- III and TV

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